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x(t) is periodic if there existes T>0 such that x(t)=x(T+t) | x(t) is periodic if there existes T>0 such that x(t)=x(T+t) | ||
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| + | ==Example== | ||
| + | <math>x(t)=3*cos(t)</math> | ||
Revision as of 16:07, 26 September 2008
Definition
x(t) is periodic if there existes T>0 such that x(t)=x(T+t)
Example
$ x(t)=3*cos(t) $
